123133022 has 4 divisors (see below), whose sum is σ = 184699536. Its totient is φ = 61566510.

The previous prime is 123133019. The next prime is 123133067. The reversal of 123133022 is 220331321.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×123133022² = 30323482213704968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30783254 + ... + 30783257.

It is an arithmetic number, because the mean of its divisors is an integer number (46174884).

Almost surely, 2^123133022 is an apocalyptic number.

123133022 is a deficient number, since it is larger than the sum of its proper divisors (61566514).

123133022 is an equidigital number, since it uses as much as digits as its factorization.

123133022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61566513.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 123133022 is about 11096.5319807587. The cubic root of 123133022 is about 497.4981988605.

Adding to 123133022 its reverse (220331321), we get a palindrome (343464343).

The spelling of 123133022 in words is "one hundred twenty-three million, one hundred thirty-three thousand, twenty-two".